Chemistry MCQ Quiz Questions with Answers
1. | The most important ore of aluminium is | ||
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A. Galena | |||
B. Calcite | |||
C. Bauxite | |||
D. Calamine |
Answer | ||
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2. | Oxidation involves | ||
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A. Loss of electrons | |||
B. Gain of hydrogen | |||
C. Gain in electrons | |||
D. Combustion |
Answer | ||
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3. | Which of the following pairs does not contain a coinage metal? | ||
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A. Copper and Silver | |||
B. Copper and Gold | |||
C. Zinc and Gold | |||
D. Silver and Gold |
Answer | ||
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4. | Which one of the following is used in welding industry? | ||
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A. Benzene | |||
B. Acetylene | |||
C. Ethane | |||
D. Methane |
Answer | ||
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